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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2012-10-30 22:57:25 -0700
committerSimon Horman <horms@verge.net.au>2012-11-08 15:21:46 +0900
commit7c4fd734bfb722433d2782208e610b31e751f94e (patch)
tree07026796a5a205606040a6ba20632c24040afe01 /arch/arm/mach-shmobile
parentARM: shmobile: sh7372: use sh_clk_fsidiv_register() for FSI-DIV clocks (diff)
downloadlinux-dev-7c4fd734bfb722433d2782208e610b31e751f94e.tar.xz
linux-dev-7c4fd734bfb722433d2782208e610b31e751f94e.zip
ARM: shmobile: r8a7740: add FSI-DVI clocks
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile')
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7740.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/clock-r8a7740.c b/arch/arm/mach-shmobile/clock-r8a7740.c
index c012bbf4e05c..eb5dfee29e63 100644
--- a/arch/arm/mach-shmobile/clock-r8a7740.c
+++ b/arch/arm/mach-shmobile/clock-r8a7740.c
@@ -65,6 +65,9 @@
#define SMSTPCR3 IOMEM(0xe615013c)
#define SMSTPCR4 IOMEM(0xe6150140)
+#define FSIDIVA IOMEM(0xFE1F8000)
+#define FSIDIVB IOMEM(0xFE1F8008)
+
/* Fixed 32 KHz root clock from EXTALR pin */
static struct clk extalr_clk = {
.rate = 32768,
@@ -443,6 +446,14 @@ static struct clk *late_main_clks[] = {
&hdmi2_clk,
};
+/* FSI DIV */
+enum { FSIDIV_A, FSIDIV_B, FSIDIV_REPARENT_NR };
+
+static struct clk fsidivs[] = {
+ [FSIDIV_A] = SH_CLK_FSIDIV(FSIDIVA, &div6_reparent_clks[DIV6_FSIA]),
+ [FSIDIV_B] = SH_CLK_FSIDIV(FSIDIVB, &div6_reparent_clks[DIV6_FSIB]),
+};
+
/* MSTP */
enum {
DIV4_I, DIV4_ZG, DIV4_B, DIV4_M1, DIV4_HP,
@@ -612,6 +623,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_ICK_ID("icka", "sh_fsi2", &div6_reparent_clks[DIV6_FSIA]),
CLKDEV_ICK_ID("ickb", "sh_fsi2", &div6_reparent_clks[DIV6_FSIB]),
+ CLKDEV_ICK_ID("diva", "sh_fsi2", &fsidivs[FSIDIV_A]),
+ CLKDEV_ICK_ID("divb", "sh_fsi2", &fsidivs[FSIDIV_B]),
};
void __init r8a7740_clock_init(u8 md_ck)
@@ -657,6 +670,9 @@ void __init r8a7740_clock_init(u8 md_ck)
for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++)
ret = clk_register(late_main_clks[k]);
+ if (!ret)
+ ret = sh_clk_fsidiv_register(fsidivs, FSIDIV_REPARENT_NR);
+
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
if (!ret)